Rule 34 Dev - 2boys 6:5 absurd_res anthro balls balls_expansion big_balls big_penis blowjob bodily_fluids clothing comic cum dialogue dripping duo english_text erection expansion fellatio gay genital_expansion genital_fluids genitals growth hi_res huge_balls huge_cock humanoid_genitalia humanoid_penis hyper hyper_balls hyper_genitalia hyper_penis kangaroo larger_male macropod male male/male male_penetrated male_penetrating male_penetrating_male mammal marsupial masterokami masturbation muscular muscular_anthro muscular_male onomatopoeia open_mouth oral penetration penile penile_masturbation penis penis_expansion piercing precum precum_drip sex simple_background size_difference smaller_male sound_effects text thick_tail thick_thighs torn_clothing|5215517968